TY  - JOUR
AU  - P. I. Lizorkin
AU  - M. O. Otelbaev
TI  - Estimates of approximate numbers of the imbedding operators for spaces of Sobolev type with weights
JO  - Informatics and Automation
PY  - 1984
SP  - 213
EP  - 232
VL  - 170
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TRSPY_1984_170_a14/
LA  - ru
ID  - TRSPY_1984_170_a14
ER  -